Akira Iijima

Title: Akira Iijima: Innovator in Optical Technology

Introduction

Akira Iijima is a notable inventor from Gunma, Japan, recognized for his contributions to optical technology. He holds a total of 3 patents, showcasing his innovative spirit and technical expertise in the field.

Latest Patents

Iijima's latest patents include an optical pickup unit and an objective lens driving apparatus. The optical pickup unit features an objective lens that focuses laser light on an optical disc, a lens holder that secures the objective lens, a coil for driving the lens holder, and a reinforcement member to enhance the strength of the lens holder. The objective lens driving apparatus consists of an actuator movable unit with a driving coil mounted on a lens holder, supported by an actuator frame. It also includes a magnetic circuit with a fixed magnet to create an effective magnetic field for the driving coil, along with a rolling canceling coil designed to counteract rolling during operation.

Career Highlights

Throughout his career, Iijima has worked with prominent companies such as Sanyo Electric Co., Ltd. and Sanyo Optec Design Co., Ltd. His experience in these organizations has contributed significantly to his development as an inventor.

Collaborations

Iijima has collaborated with talented individuals, including Takamitsu Touno and Kiyoshi Hibino, who have played a role in his innovative projects.

Conclusion

Akira Iijima's work in optical technology has made a lasting impact in the field. His patents reflect his dedication to innovation and his ability to solve complex technical challenges.